What is the initial expression given in the problem?

Factorization and Exponential Functions

Interactive Video
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Mathematics
•
9th - 10th Grade
•
Hard

Thomas White
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15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4 to the power of x plus 4 to the power of x equals 272
4 to the power of x plus 4 to the power of 4 equals 272
4 to the power of x plus 4 to the power of 2 equals 272
4 to the power of x plus 4 to the power of 3 equals 272
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of rewriting 4 to the power of 2 in the expression?
To eliminate the variable
To change the base of the power
To simplify the equation
To make the equation more complex
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What mathematical rule allows us to swap the order of powers?
Power Rule
Division Rule
Addition Rule
Subtraction Rule
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What substitution is made to simplify the equation?
Let u equal 4 to the power of 4
Let u equal 4 to the power of 3
Let u equal 4 to the power of x
Let u equal 4 to the power of 2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the quadratic equation formed after substitution?
u squared minus u minus 272 equals zero
u squared minus u plus 272 equals zero
u squared plus u minus 272 equals zero
u squared plus u plus 272 equals zero
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of 16 squared?
289
256
225
272
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of 17 squared?
225
256
289
272
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